Stability of Measures of Pain Catastrophizing and Widespread Pain Following Total Knee Replacement.
Emma C LapeFaith SelzerJamie E CollinsElena LosinaJeffrey N KatzPublished in: Arthritis care & research (2020)
The PCS score reflects state-like aspects of catastrophizing that diminish along with pain. In contrast, widespread pain scores worsened and improved equally often, regardless of knee pain relief. The findings urge caution in interpreting PCS score and widespread pain as trait measures in musculoskeletal research.